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How many words can be formed using all letters of HELLO?
A5!/2! = 60 (L repeats)
B5!
C5
D120
Answer & Solution
Correct answer: A. 5!/2! = 60 (L repeats)
HELLO: H, E, L, L, O — L repeats twice. Arrangements = 5!/2! = 120/2 = 60.
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